257346

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^2$

素因数の和:83

約数の個数: 36

約数和(自身を含む): 611442

約数和(自身を除く): 354096

約数列:

[1, 2, 3, 6, 9, 17, 18, 29, 34, 51, 58, 87, 102, 153, 174, 261, 306, 493, 522, 841, 986, 1479, 1682, 2523, 2958, 4437, 5046, 7569, 8874, 14297, 15138, 28594, 42891, 85782, 128673, 257346]

約数ペア:

[(1, 257346), (2, 128673), (3, 85782), (6, 42891), (9, 28594), (17, 15138), (18, 14297), (29, 8874), (34, 7569), (51, 5046), (58, 4437), (87, 2958), (102, 2523), (153, 1682), (174, 1479), (261, 986), (306, 841), (493, 522)]